Next time you have a song stuck in your head, blame your auditory cortex, not Beyonce....Dartmouth College researchers scanned the brain activity of people listening to music recordings containing gaps of silence.

• 你什么时候觉得头脑中总有某一首歌曲挥之不去，那都是大脑听觉皮层“惹的祸”，而不是碧昂斯的歌声多么有穿透力。